Silicon Glass Cloth Laminated Sheet (Similar to NEMA G7)

Properties

Unit

Value

Water Absorption

%

0.5

Flexural strength perpendicular to laminations

MPa

≥119.6

Impact Strength parallel to laminations (Charpy)

KJ/m²

≥24.9

Breakdown voltage parallel to laminations
(in 90±2℃ transformer oil)

KV

25

Insulation Resistance parallel to laminations
(after immersion in water)

Ω

≥1x 10⁸

Dissipation Factor (1MHz, after immersion in water)

---

0.07

Permittivity (1MHz, after immersion in water)

---

≤6